Issued Patents 1989
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885131 | Process for preparing self-supporting bodies and products produced thereby | — | 1989-12-05 |
| 4884737 | Method for surface bonding of ceramic bodies | Robert C. Kantner, Eugene S. Park | 1989-12-05 |
| 4882306 | Method for producing self-supporting ceramic bodies with graded properties | Christopher R. Kennedy, Andrew W. Urquhart, Danny R. White | 1989-11-21 |
| 4871696 | Method for producing substantially pure materials | Mark G. Mortenson | 1989-10-03 |
| 4867758 | Method for producing ceramic abrasive materials | — | 1989-09-19 |
| 4868143 | Methods of making ceramic articles with a modified metal-containing component | Andrew W. Urquhart, Harry R. Zwicker | 1989-09-19 |
| 4859640 | Method of making ceramic composite articles with shape replicated surfaces | — | 1989-08-22 |
| 4853352 | Method of making self-supporting ceramic materials and materials made thereby | Harry R. Zwicker | 1989-08-01 |
| 4851375 | Methods of making composite ceramic articles having embedded filler | Andrew W. Urquhart, Harry R. Zwicker, H. Daniel Lesher | 1989-07-25 |
| 4833110 | Method for producing composite ceramic structures | Danny R. White, Ratnesh K. Dwivedi | 1989-05-23 |
| 4832892 | Assembly for making ceramic composite structures and method of using the same | H. Daniel Lesher | 1989-05-23 |
| 4828785 | Inverse shape replication method of making ceramic composite articles | Andrew W. Urquhart, H. Daniel Lesher | 1989-05-09 |
| 4826643 | Methods of making self-supporting ceramic structures | Jerry G. Weinstein | 1989-05-02 |
| 4824008 | Surface bonding of ceramic bodies | Stanley J. Luszcz, Andrew W. Urquhart | 1989-04-25 |
| 4824622 | Method of making shaped ceramic composites | Christopher R. Kennedy | 1989-04-25 |
| 4822759 | Ceramic composite structures having intrinsically fitted encasement members thereon & methods of making the same | H. Daniel Lesher | 1989-04-18 |
| 4820498 | Method for producing substantially pure alumina material | — | 1989-04-11 |